Epogen ® (Epoetin alfa) is manufactured and sold by Amgen only in the U.S.

Procrit ® (Epoetin alfa) is manufactured by Amgen and sold by Ortho Biotech (an affiliate of Johnson & Johnson) under license from Amgen only in the U.S.

Eprex ® (Epoetin alfa) is manufactured by Ortho Biologics LLC and sold by Janssen-Cilag and its partners (all affiliates of Johnson & Johnson). It is not available in the U.S. Eprex is only sold outside of the U.S. under the additional brand names Erypo®, Epopen®, Epoxitin® and Globuren®.